Home / 89,891,999.59-134,838,933.55-31,601,308.69

Finding the Fourth Proportional to 89,891,999.59, 134,838,933.55 and 31,601,308.69

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Solution

The fourth proportional to 89,891,999.59, 134,838,933.55 and 31,601,308.69 is: 47,402,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,891,999.59 : 134,838,933.55 = 31,601,308.69 : x
  2. Step 2: Convert to fraction form
    89,891,999.59/134,838,933.55 = 31,601,308.69/x
  3. Step 3: Cross multiply
    89,891,999.59x = 134,838,933.55 × 31,601,308.69
  4. Step 4: Simplify right side
    89,891,999.59x = 4,261,086,762,376,038
  5. Step 5: Solve for x
    x = 4,261,086,762,376,038/89,891,999.59
  6. Step 6: Final answer
    x = 47,402,291.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.